Irving Lake vs Long Lake
Water quality, depth, fish species, and recreation comparison.
Long Lake has a higher water quality grade (A, Excellent) than Irving Lake (C, Fair). Both are in Beltrami County, Minnesota.
C
Irving Lake
Beltrami County, Minnesota
Murky, only visible to about 5.3 ft.
A
Long Lake
Beltrami County, Minnesota
Crystal clear, you can see 20 ft down.
Side-by-Side Metrics
| Metric | Irving Lake | Long Lake |
|---|---|---|
| Overall Grade | C (Fair) | A (Excellent) |
| Water Clarity | 5.3 ft | 20 ft |
| Phosphorus | 30 µg/L | 7 µg/L |
| Chlorophyll-a (Algae) | No data | No data |
| Maximum Depth | 19 ft | 87 ft |
| Surface Area | 661.63 acres | 411.95 acres |
| Public Access | Yes | No |
| Fish Species | 20 | 11 |
| Trophic State | eutrophic | oligotrophic |
Bold value = better for that metric (lower phosphorus / chlorophyll = cleaner; higher Secchi / depth / species count = better).
Verdict
Long Lake wins on overall water quality with a Grade A versus Irving Lake's Grade C. Water clarity: 20 ft vs 5.3 ft. For more fish-species variety, Irving Lake edges ahead with 20 documented species.